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发明名称
IMPROVEMENTS IN OR RELATING TO HEAT EXCHANGING METHODS AND APPARATUS
摘要
申请公布号
GB1222589(A)
申请公布日期
1971.02.17
申请号
GB19680023228
申请日期
1968.05.16
申请人
PACKARD INSTRUMENT COMPANY, INC.
发明人
分类号
G21H5/02
主分类号
G21H5/02
代理机构
代理人
主权项
地址
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